mirror of
https://gitee.com/rainbond/Rainbond.git
synced 2024-11-30 02:38:17 +08:00
97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package handler
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import (
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"math/rand"
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"os"
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"time"
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)
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//Info license 信息
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type Info struct {
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Code string `json:"code"`
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Company string `json:"company"`
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Node int64 `json:"node"`
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CPU int64 `json:"cpu"`
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Memory int64 `json:"memory"`
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Tenant int64 `json:"tenant"`
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EndTime string `json:"end_time"`
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StartTime string `json:"start_time"`
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DataCenter int64 `json:"data_center"`
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ModuleList []string `json:"module_list"`
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}
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var key = []byte("qa123zxswe3532crfvtg123bnhymjuki")
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//decrypt 解密算法
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func decrypt(key []byte, encrypted string) ([]byte, error) {
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return []byte{}, nil
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}
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//ReadLicenseFromFile 从文件获取license
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func ReadLicenseFromFile(licenseFile string) (Info, error) {
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info := Info{}
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//step1 read license file
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_, err := os.Stat(licenseFile)
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if err != nil {
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return info, err
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}
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infoBody, err := ioutil.ReadFile(licenseFile)
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if err != nil {
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return info, errors.New("LICENSE文件不可读")
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}
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//step2 decryption info
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infoData, err := decrypt(key, string(infoBody))
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if err != nil {
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return info, errors.New("LICENSE解密发生错误。")
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}
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err = json.Unmarshal(infoData, &info)
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if err != nil {
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return info, errors.New("解码LICENSE文件发生错误")
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}
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return info, nil
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}
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//BasePack base pack
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func BasePack(text []byte) (string, error) {
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token := ""
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encodeStr := base64.StdEncoding.EncodeToString(text)
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begin := 0
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if len([]byte(encodeStr)) > 40 {
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begin = randInt(0, (len([]byte(encodeStr)) - 40))
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} else {
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return token, fmt.Errorf("error license")
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}
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token = string([]byte(encodeStr)[begin:(begin + 40)])
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return token, nil
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}
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func randInt(min int, max int) int {
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rand.Seed(time.Now().UTC().UnixNano())
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return min + rand.Intn(max-min)
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}
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